Steering mechanism for plows



I July 6,1926.

7 1,591,172 I A.M CREREY STEERING MECHANISM FOR PLOWS Filed 001:. 9, 1925 A M crerey a claims. p M I j j In the drawing;

L'Patent 'd July 6, 92

* UNITEDSTATES:

'- ALEXANDER'MCCRLEREY; oriHiAwArHaKAiysAs. r

A mmmm al sm ronrriowsf Application filer 1 October y This invention relatesto means'for steer-' ing' wheeled plows and has for its primary objectthe provision of mechanism'whiclr 'will effectually impart the desired direction;- of travelitol the plow so that furrows will 3 be formed in proper relation Ito previously formed furrows and the usual draft poles or tongues and neck yokes will beelimi nated. The invention seeksto provide a mechanism forthe stated 'purpose which cticula-rly Figure v1 isi aperspectlvieview of the furrow wheel ofa plow;with.the draftmecthani'sm connected therewith Fig; 4.;is adeta l.perspectiveviewrof thea plow frame and-2 indicates plowibeams' which are supportedupon, the frame in any.

well-known manner (not shown) and have their front ends connected by yokes orf' brackets. 3. Atlthefurrow sid'e'of theffmal chine, the frame 1 is equipped with a sleeve or hearing I in which the spindle 5 carrying the furrow wheel 6 is rotably mounted." In

a carrying out myinv'ent'iom I provide a bracket 7 which has a hub iclampedjupon upper end of the spindle '5 by awasher 8 and nut 9 and rotat'ably fittedaQboutthe hub ofthis bracket is a casting 10- havingan alrcuate edge 11 provided with notches 12 casting 10 presents a plate14: passing over the bracket? and under a yoke formed" thereon, the said yoke constituting a guide." ,for'the plate'and also a housing for the latch;

13, At its front end; the casting'lQ is pro fvided with, a lug or ear 16 infwhich is eni L (m me e a 9 aw renes :19" at'its upper endwhi'ch is bolted 'or. other,-

which extendsrearwardly and is'attach'ed to a one of the rear wheels of the machine. The t' main bracket 1'8 C O HS lStSQG f a strap or "disposed vertically in advance of the spindle V 5" and having a rearwardly projecting Zarni v 1 wise rigidly secured to the casting or "head 1O, and at the lowerend of the 'bracketis arearwardly extending arm -20f whichijs' pro- 1 vided atl'its" extremity with .an- "opening whereby itjjma'y he" pivotallyi engaged iover' a circles the lateral =memb'er of the; spindle 5' the. plowfl beamsf 2, jas will be understood.

main bracketis a yoke 24 which h'a s its} side "ijmembers disposedin vertically 'spaced'rela- I tion andprojecting at a right angle jt'o'i'the mainfbracket; Extendinglthrough this yoke is a coupli1'iglbar-25" provided with? a longian'd throu gh the top' and'bottomiof the ybl and is secured'thereon by a set screw-23in p h an obvious manner; IThiscollar' 22 prevents the furrow wheel 6 riding: inwardly upon the a mem e of ef pi dlef an tal I V I [R ig idlyj secured upon' the fr oiit 'isideof-the ,Fi'g; 2.is an enlarged detail elevationfof V a the lower support for ,the'main bracket;-

' -Fig; 3 is'a detail perspective view of the bjrsupport for the clevis, and

studQl formed upon ajcoll'a'r22' which enj I brack t l8lisldisposedflobliquelybetweenits 4 avert icalj'portion and the; arm 20; so that it will provide clearance for the front ends of s5 it I t q a g jtti'dinal"seriesfof op enings"ZGtheretlirouglnl' In the drawing, the reference numeral indicates a portion of the] front end of a 1 24 aiijda selectedone of the openings 26' is" engagedfa pivot ,pin,- 27 which is, retained its forward horizontal webf'as shown.) A

coupling bracket-3O iscarried by the draft bar 28, and this bracket consists of a front within thefyokeinany convenient'ior pred V form shown inFig.- 1 and isprovidedlwith V a series of openings 29 eXtending through,

5 vertically disposed yokeor' fork 31 having I openings 32through its sides; andvertically spaced arms 33 extending rearwardly from the said yokeor'fork to pass above andvbelow the draft bar'28. .Eyes 34: areformed doubled upon i tiselfflto provide parallel branch s 3? passm at the rear ends of the amass and through f the saideyes' landa selected opening o29 is: n age c pling" P 3 h a n clev'is; 36 consists; of. a plate folded or' b respectively above; and. t a etiree 38 and giro 1 I ing one end; resting "on the clevi sg a heeded coupling pin inserted through the coupling bar, the clevis and the draft-applying member, aspacing sleevearound'seid coupling pin between the top of the'clevi's and the" :head of the pin,'said spacing sleeve passing 1 through the coupling bar, and means on the lower end of the coupling pin below the clevis for securing the, same.- v l 3. The combination with plow beams, a furrow Wheel, and a vertical spindlecarrying the furrow Wheel, of draLft-applying'de- I vices, connections between said devices and the front ends of; the plow beams, a bracket 15 having its main portion disposed vertically in advence of the "spindle and having it ends extended 'reervvardly to the spindle, 7

. upperend of the spindle-, means for securing said headin 'afset relation to the spindle, an collar secured upon the wheel-cerrying 'por tionof the spindle, an a pivotelement on said collar 'eng'agedby the lower end of the bracket.

ture.

V ,In: testimony wliere aoif I aifix my I A EXANDER MoCREREY; 

